From patchwork Wed Sep 15 12:27:10 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Jan Kiszka X-Patchwork-Id: 512395 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-16.7 required=3.0 tests=BAYES_00, HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER,INCLUDES_PATCH, MAILING_LIST_MULTI, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED, USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 5CF99C433F5 for ; Wed, 15 Sep 2021 12:27:28 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3DE7F611C4 for ; Wed, 15 Sep 2021 12:27:28 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S237034AbhIOM2p (ORCPT ); Wed, 15 Sep 2021 08:28:45 -0400 Received: from thoth.sbs.de ([192.35.17.2]:35179 "EHLO thoth.sbs.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234331AbhIOM2p (ORCPT ); Wed, 15 Sep 2021 08:28:45 -0400 Received: from mail2.sbs.de (mail2.sbs.de [192.129.41.66]) by thoth.sbs.de (8.15.2/8.15.2) with ESMTPS id 18FCRF2M005873 (version=TLSv1.2 cipher=DHE-RSA-AES256-GCM-SHA384 bits=256 verify=OK); Wed, 15 Sep 2021 14:27:15 +0200 Received: from md1f2u6c.ad001.siemens.net ([167.87.79.72]) by mail2.sbs.de (8.15.2/8.15.2) with ESMTP id 18FCRAr8006124; Wed, 15 Sep 2021 14:27:14 +0200 From: Jan Kiszka To: Nishanth Menon , Tero Kristo , Rob Herring Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, Bao Cheng Su , Chao Zeng Subject: [PATCH v4 6/6] arm64: dts: ti: iot2050: Add support for product generation 2 boards Date: Wed, 15 Sep 2021 14:27:10 +0200 Message-Id: X-Mailer: git-send-email 2.31.1 In-Reply-To: References: MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: devicetree@vger.kernel.org From: Jan Kiszka This adds the devices trees for IOT2050 Product Generation 2 (PG2) boards. We have Basic and an Advanced variants again, differing in number of cores, RAM size, availability of eMMC and further details. The major difference to PG1 is the used silicon revision (SR2.x on PG2). Signed-off-by: Jan Kiszka --- arch/arm64/boot/dts/ti/Makefile | 2 + .../dts/ti/k3-am65-iot2050-common-pg2.dtsi | 51 +++++++++++++++++++ .../dts/ti/k3-am6528-iot2050-basic-pg2.dts | 24 +++++++++ .../dts/ti/k3-am6548-iot2050-advanced-pg2.dts | 29 +++++++++++ 4 files changed, 106 insertions(+) create mode 100644 arch/arm64/boot/dts/ti/k3-am65-iot2050-common-pg2.dtsi create mode 100644 arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-pg2.dts create mode 100644 arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dts diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile index d56c742f5a10..41a4bc96e6bd 100644 --- a/arch/arm64/boot/dts/ti/Makefile +++ b/arch/arm64/boot/dts/ti/Makefile @@ -8,7 +8,9 @@ dtb-$(CONFIG_ARCH_K3) += k3-am654-base-board.dtb dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am6528-iot2050-basic-pg2.dtb dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced.dtb +dtb-$(CONFIG_ARCH_K3) += k3-am6548-iot2050-advanced-pg2.dtb dtb-$(CONFIG_ARCH_K3) += k3-j721e-common-proc-board.dtb diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common-pg2.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common-pg2.dtsi new file mode 100644 index 000000000000..c25bce7339b7 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common-pg2.dtsi @@ -0,0 +1,51 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) Siemens AG, 2021 + * + * Authors: + * Chao Zeng + * Jan Kiszka + * + * Common bits of the IOT2050 Basic and Advanced variants, PG2 + */ + +&main_pmx0 { + cp2102n_reset_pin_default: cp2102n-reset-pin-default { + pinctrl-single,pins = < + /* (AF12) GPIO1_24, used as cp2102 reset */ + AM65X_IOPAD(0x01e0, PIN_OUTPUT, 7) + >; + }; +}; + +&main_gpio1 { + pinctrl-names = "default"; + pinctrl-0 = <&cp2102n_reset_pin_default>; + gpio-line-names = + "", "", "", "", "", "", "", "", "", "", + "", "", "", "", "", "", "", "", "", "", + "", "", "", "", "CP2102N-RESET"; +}; + +&dss { + /* Workaround needed to get DP clock of 154Mhz */ + assigned-clocks = <&k3_clks 67 0>; +}; + +&serdes0 { + assigned-clocks = <&k3_clks 153 4>, <&serdes0 AM654_SERDES_CMU_REFCLK>; + assigned-clock-parents = <&k3_clks 153 7>, <&k3_clks 153 4>; +}; + +&dwc3_0 { + assigned-clock-parents = <&k3_clks 151 4>, /* set REF_CLK to 20MHz i.e. PER0_PLL/48 */ + <&k3_clks 151 8>; /* set PIPE3_TXB_CLK to WIZ8B2M4VSB */ + phys = <&serdes0 PHY_TYPE_USB3 0>; + phy-names = "usb3-phy"; +}; + +&usb0_phy { + maximum-speed = "super-speed"; + snps,dis-u1-entry-quirk; + snps,dis-u2-entry-quirk; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-pg2.dts b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-pg2.dts new file mode 100644 index 000000000000..c62549a4b436 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-pg2.dts @@ -0,0 +1,24 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) Siemens AG, 2018-2021 + * + * Authors: + * Le Jin + * Jan Kiszka + * + * AM6528-based (dual-core) IOT2050 Basic variant, Product Generation 2 + * 1 GB RAM, no eMMC, main_uart0 on connector X30 + * + * Product homepage: + * https://new.siemens.com/global/en/products/automation/pc-based/iot-gateways/simatic-iot2050.html + */ + +/dts-v1/; + +#include "k3-am6528-iot2050-basic-common.dtsi" +#include "k3-am65-iot2050-common-pg2.dtsi" + +/ { + compatible = "siemens,iot2050-basic-pg2", "ti,am654"; + model = "SIMATIC IOT2050 Basic PG2"; +}; diff --git a/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dts b/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dts new file mode 100644 index 000000000000..f00dc86d01b9 --- /dev/null +++ b/arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dts @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) Siemens AG, 2018-2021 + * + * Authors: + * Le Jin + * Jan Kiszka + * + * AM6548-based (quad-core) IOT2050 Advanced variant, Product Generation 2 + * 2 GB RAM, 16 GB eMMC, USB-serial converter on connector X30 + * + * Product homepage: + * https://new.siemens.com/global/en/products/automation/pc-based/iot-gateways/simatic-iot2050.html + */ + +/dts-v1/; + +#include "k3-am6548-iot2050-advanced-common.dtsi" +#include "k3-am65-iot2050-common-pg2.dtsi" + +/ { + compatible = "siemens,iot2050-advanced-pg2", "ti,am654"; + model = "SIMATIC IOT2050 Advanced PG2"; +}; + +&mcu_r5fss0 { + /* lock-step mode not supported on this board */ + ti,cluster-mode = <0>; +};